X86: Add tests for static function pointer

* testsuite/ld-i386/no-plt-check1a.S (check): Test static
	function pointer.
	* testsuite/ld-i386/no-plt-check1b.S (check): Likewise.
	* testsuite/ld-x86-64/no-plt-check1.S (check): Likewise.
	* testsuite/ld-i386/no-plt-extern1a.S (func_p): New.  Static
	function pointer.
	* testsuite/ld-i386/no-plt-extern1b.S (func_p): Likewise.
	* testsuite/ld-x86-64/no-plt-extern1.S (func_p): Likewise.
	* testsuite/ld-i386/no-plt-1a.dd: Updated.
	* testsuite/ld-i386/no-plt-1b.dd: Likewise.
	* testsuite/ld-i386/no-plt-1c.dd: Likewise.
	* testsuite/ld-i386/no-plt-1d.dd: Likewise.
	* testsuite/ld-i386/no-plt-1e.dd: Likewise.
	* testsuite/ld-i386/no-plt-1f.dd: Likewise.
	* testsuite/ld-i386/no-plt-1g.dd: Likewise.
	* testsuite/ld-i386/no-plt-1h.dd: Likewise.
	* testsuite/ld-i386/no-plt-1i.dd: Likewise.
	* testsuite/ld-i386/no-plt-1j.dd: Likewise.
	* testsuite/ld-x86-64/no-plt-1a.dd: Likewise.
	* testsuite/ld-x86-64/no-plt-1b.dd: Likewise.
	* testsuite/ld-x86-64/no-plt-1c.dd: Likewise.
	* testsuite/ld-x86-64/no-plt-1d.dd: Likewise.
	* testsuite/ld-x86-64/no-plt-1e.dd: Likewise.
	* testsuite/ld-x86-64/no-plt-1f.dd: Likewise.
	* testsuite/ld-x86-64/no-plt-1g.dd: Likewise.
This commit is contained in:
H.J. Lu 2016-06-15 09:44:21 -07:00
parent 3ee6e4fbec
commit 3a4b0e0f96
24 changed files with 116 additions and 6 deletions

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@ -1,3 +1,31 @@
2016-06-15 H.J. Lu <hongjiu.lu@intel.com>
* testsuite/ld-i386/no-plt-check1a.S (check): Test static
function pointer.
* testsuite/ld-i386/no-plt-check1b.S (check): Likewise.
* testsuite/ld-x86-64/no-plt-check1.S (check): Likewise.
* testsuite/ld-i386/no-plt-extern1a.S (func_p): New. Static
function pointer.
* testsuite/ld-i386/no-plt-extern1b.S (func_p): Likewise.
* testsuite/ld-x86-64/no-plt-extern1.S (func_p): Likewise.
* testsuite/ld-i386/no-plt-1a.dd: Updated.
* testsuite/ld-i386/no-plt-1b.dd: Likewise.
* testsuite/ld-i386/no-plt-1c.dd: Likewise.
* testsuite/ld-i386/no-plt-1d.dd: Likewise.
* testsuite/ld-i386/no-plt-1e.dd: Likewise.
* testsuite/ld-i386/no-plt-1f.dd: Likewise.
* testsuite/ld-i386/no-plt-1g.dd: Likewise.
* testsuite/ld-i386/no-plt-1h.dd: Likewise.
* testsuite/ld-i386/no-plt-1i.dd: Likewise.
* testsuite/ld-i386/no-plt-1j.dd: Likewise.
* testsuite/ld-x86-64/no-plt-1a.dd: Likewise.
* testsuite/ld-x86-64/no-plt-1b.dd: Likewise.
* testsuite/ld-x86-64/no-plt-1c.dd: Likewise.
* testsuite/ld-x86-64/no-plt-1d.dd: Likewise.
* testsuite/ld-x86-64/no-plt-1e.dd: Likewise.
* testsuite/ld-x86-64/no-plt-1f.dd: Likewise.
* testsuite/ld-x86-64/no-plt-1g.dd: Likewise.
2016-06-14 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
PR ld/20254

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@ -13,6 +13,9 @@ Disassembly of section .text:
+[a-f0-9]+: 83 ec 08 sub \$0x8,%esp
+[a-f0-9]+: 67 e8 ([0-9a-f]{2} ){4}[ ]+addr16 call [0-9a-f]+ <get_func>
+[a-f0-9]+: 81 f8 ([0-9a-f]{2} ){4}[ ]+cmp +\$0x[0-9a-f]+,%eax
+[a-f0-9]+: 75 39 jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: c7 c2 ([0-9a-f]{2} ){4}[ ]+mov +\$0x[a-f0-9]+,%edx
+[a-f0-9]+: 39 02 cmp %eax,\(%edx\)
+[a-f0-9]+: 75 2f jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: 67 e8 ([0-9a-f]{2} ){4}[ ]+addr16 call [0-9a-f]+ <func>
+[a-f0-9]+: 3d 78 56 34 12 cmp \$0x12345678,%eax

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@ -13,6 +13,9 @@ Disassembly of section .text:
+[a-f0-9]+: 83 ec 08 sub \$0x8,%esp
+[a-f0-9]+: ff 93 ([0-9a-f]{2} ){4}[ ]+call +\*-0x[0-9a-f]+\(%ebx\)
+[a-f0-9]+: 3b 83 ([0-9a-f]{2} ){4}[ ]+cmp +-0x[a-f0-9]+\(%ebx\),%eax
+[a-f0-9]+: 75 39 jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: 8b 93 ([0-9a-f]{2} ){4}[ ]+mov +-0x[0-9a-f]+\(%ebx\),%edx
+[a-f0-9]+: 39 02 cmp %eax,\(%edx\)
+[a-f0-9]+: 75 2f jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: ff 93 ([0-9a-f]{2} ){4}[ ]+call +\*-0x[0-9a-f]+\(%ebx\)
+[a-f0-9]+: 3d 78 56 34 12 cmp \$0x12345678,%eax

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@ -13,6 +13,9 @@ Disassembly of section .text:
+[a-f0-9]+: 83 ec 08 sub \$0x8,%esp
+[a-f0-9]+: ff 93 ([0-9a-f]{2} ){4}[ ]+call +\*-0x[0-9a-f]+\(%ebx\)
+[a-f0-9]+: 81 f8 ([0-9a-f]{2} ){4}[ ]+cmp +\$0x[0-9a-f]+,%eax
+[a-f0-9]+: 75 39 jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: 8b 93 ([0-9a-f]{2} ){4}[ ]+mov +-0x[0-9a-f]+\(%ebx\),%edx
+[a-f0-9]+: 39 02 cmp %eax,\(%edx\)
+[a-f0-9]+: 75 2f jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: 67 e8 ([0-9a-f]{2} ){4}[ ]+addr16 call [0-9a-f]+ <func>
+[a-f0-9]+: 3d 78 56 34 12 cmp \$0x12345678,%eax

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@ -13,6 +13,9 @@ Disassembly of section .text:
+[a-f0-9]+: 83 ec 08 sub \$0x8,%esp
+[a-f0-9]+: 67 e8 ([0-9a-f]{2} ){4}[ ]+addr16 call [0-9a-f]+ <get_func>
+[a-f0-9]+: 81 f8 ([0-9a-f]{2} ){4}[ ]+cmp +\$0x[0-9a-f]+,%eax
+[a-f0-9]+: 75 39 jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: c7 c2 ([0-9a-f]{2} ){4}[ ]+mov +\$0x[a-f0-9]+,%edx
+[a-f0-9]+: 39 02 cmp %eax,\(%edx\)
+[a-f0-9]+: 75 2f jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: 67 e8 ([0-9a-f]{2} ){4}[ ]+addr16 call [0-9a-f]+ <func>
+[a-f0-9]+: 3d 78 56 34 12 cmp \$0x12345678,%eax

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@ -13,6 +13,9 @@ Disassembly of section .text:
+[a-f0-9]+: 83 ec 08 sub \$0x8,%esp
+[a-f0-9]+: 67 e8 ([0-9a-f]{2} ){4}[ ]+addr16 call [0-9a-f]+ <get_func>
+[a-f0-9]+: 3b 83 ([0-9a-f]{2} ){4}[ ]+cmp +-0x[a-f0-9]+\(%ebx\),%eax
+[a-f0-9]+: 75 39 jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: 8d 93 ([0-9a-f]{2} ){4}[ ]+lea +0x[a-f0-9]+\(%ebx\),%edx
+[a-f0-9]+: 39 02 cmp %eax,\(%edx\)
+[a-f0-9]+: 75 2f jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: 67 e8 ([0-9a-f]{2} ){4}[ ]+addr16 call [0-9a-f]+ <func>
+[a-f0-9]+: 3d 78 56 34 12 cmp \$0x12345678,%eax

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@ -13,6 +13,9 @@ Disassembly of section .text:
+[a-f0-9]+: 83 ec 08 sub \$0x8,%esp
+[a-f0-9]+: ff 93 ([0-9a-f]{2} ){4}[ ]+call +\*-0x[0-9a-f]+\(%ebx\)
+[a-f0-9]+: 3b 83 ([0-9a-f]{2} ){4}[ ]+cmp +-0x[a-f0-9]+\(%ebx\),%eax
+[a-f0-9]+: 75 39 jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: 8b 93 ([0-9a-f]{2} ){4}[ ]+mov +-0x[0-9a-f]+\(%ebx\),%edx
+[a-f0-9]+: 39 02 cmp %eax,\(%edx\)
+[a-f0-9]+: 75 2f jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: ff 93 ([0-9a-f]{2} ){4}[ ]+call +\*-0x[0-9a-f]+\(%ebx\)
+[a-f0-9]+: 3d 78 56 34 12 cmp \$0x12345678,%eax

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@ -13,6 +13,9 @@ Disassembly of section .text:
+[a-f0-9]+: 83 ec 08 sub \$0x8,%esp
+[a-f0-9]+: ff 93 ([0-9a-f]{2} ){4}[ ]+call +\*-0x[0-9a-f]+\(%ebx\)
+[a-f0-9]+: 3b 83 ([0-9a-f]{2} ){4}[ ]+cmp +-0x[a-f0-9]+\(%ebx\),%eax
+[a-f0-9]+: 75 39 jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: 8b 93 ([0-9a-f]{2} ){4}[ ]+mov +-0x[0-9a-f]+\(%ebx\),%edx
+[a-f0-9]+: 39 02 cmp %eax,\(%edx\)
+[a-f0-9]+: 75 2f jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: 67 e8 ([0-9a-f]{2} ){4}[ ]+addr16 call [0-9a-f]+ <func>
+[a-f0-9]+: 3d 78 56 34 12 cmp \$0x12345678,%eax

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@ -9,7 +9,10 @@ Disassembly of section .text:
[0-9a-f]+ <check>:
+[a-f0-9]+: 83 ec 0c sub \$0xc,%esp
+[a-f0-9]+: 67 e8 ([0-9a-f]{2} ){4}[ ]+addr16 call [0-9a-f]+ <get_func>
+[a-f0-9]+: 81 f8 ([0-9a-f]{2} ){4}[ ]+cmp +\$0x[0-9a-f]+,%eax
+[a-f0-9]+: c7 c2 ([0-9a-f]{2} ){4}[ ]+mov +\$0x[a-f0-9]+,%edx
+[a-f0-9]+: 39 d0 cmp %edx,%eax
+[a-f0-9]+: 75 34 jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: 39 15 ([0-9a-f]{2} ){4}[ ]+cmp +%edx,0x[0-9a-f]+
+[a-f0-9]+: 75 2c jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: 67 e8 ([0-9a-f]{2} ){4}[ ]+addr16 call [0-9a-f]+ <func>
+[a-f0-9]+: 3d 78 56 34 12 cmp \$0x12345678,%eax

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@ -9,7 +9,10 @@ Disassembly of section .text:
[0-9a-f]+ <check>:
+[a-f0-9]+: 83 ec 0c sub \$0xc,%esp
+[a-f0-9]+: 67 e8 ([0-9a-f]{2} ){4}[ ]+addr16 call [0-9a-f]+ <get_func>
+[a-f0-9]+: 3b 05 ([0-9a-f]{2} ){4}[ ]+cmp +0x[0-9a-f]+,%eax
+[a-f0-9]+: 8b 15 ([0-9a-f]{2} ){4}[ ]+mov +0x[a-f0-9]+,%edx
+[a-f0-9]+: 39 d0 cmp %edx,%eax
+[a-f0-9]+: 75 34 jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: 39 15 ([0-9a-f]{2} ){4}[ ]+cmp +%edx,0x[0-9a-f]+
+[a-f0-9]+: 75 2c jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: ff 15 ([0-9a-f]{2} ){4}[ ]+call +\*0x[0-9a-f]+
+[a-f0-9]+: 3d 78 56 34 12 cmp \$0x12345678,%eax

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@ -9,7 +9,10 @@ Disassembly of section .text:
[0-9a-f]+ <check>:
+[a-f0-9]+: 83 ec 0c sub \$0xc,%esp
+[a-f0-9]+: 67 e8 ([0-9a-f]{2} ){4}[ ]+addr16 call [0-9a-f]+ <get_func>
+[a-f0-9]+: 81 f8 ([0-9a-f]{2} ){4}[ ]+cmp +\$0x[0-9a-f]+,%eax
+[a-f0-9]+: c7 c2 ([0-9a-f]{2} ){4}[ ]+mov +\$0x[a-f0-9]+,%edx
+[a-f0-9]+: 39 d0 cmp %edx,%eax
+[a-f0-9]+: 75 34 jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: 39 15 ([0-9a-f]{2} ){4}[ ]+cmp +%edx,0x[0-9a-f]+
+[a-f0-9]+: 75 2c jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: 67 e8 ([0-9a-f]{2} ){4}[ ]+addr16 call [0-9a-f]+ <func>
+[a-f0-9]+: 3d 78 56 34 12 cmp \$0x12345678,%eax

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@ -13,6 +13,9 @@ check:
call *get_func@GOT(%ebx)
cmpl func@GOT(%ebx), %eax
jne .L3
movl func_p@GOT(%ebx), %edx
cmpl %eax, (%edx)
jne .L3
call *func@GOT(%ebx)
cmpl $305419896, %eax
jne .L3

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@ -8,7 +8,10 @@
check:
subl $12, %esp
call *get_func@GOT
cmpl func@GOT, %eax
movl func@GOT, %edx
cmpl %edx, %eax
jne .L3
cmpl %edx, func_p
jne .L3
call *func@GOT
cmpl $305419896, %eax
@ -24,5 +27,4 @@ check:
.L3:
call *abort@GOT
.size check, .-check
.text
.section .note.GNU-stack,"",@progbits

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@ -16,6 +16,13 @@ call_func:
addl $_GLOBAL_OFFSET_TABLE_, %eax
jmp *func@GOT(%eax)
.size call_func, .-call_func
.globl func_p
.section .data.rel,"aw",@progbits
.align 4
.type func_p, @object
.size func_p, 4
func_p:
.long func
.section .text.__x86.get_pc_thunk.ax,"axG",@progbits,__x86.get_pc_thunk.ax,comdat
.globl __x86.get_pc_thunk.ax
.hidden __x86.get_pc_thunk.ax

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@ -12,5 +12,11 @@ get_func:
call_func:
jmp *func@GOT
.size call_func, .-call_func
.section .text.unlikely
.globl func_p
.data
.align 4
.type func_p, @object
.size func_p, 4
func_p:
.long func
.section .note.GNU-stack,"",@progbits

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@ -10,6 +10,8 @@ Disassembly of section .text:
+[a-f0-9]+: 48 83 ec 08 sub \$0x8,%rsp
+[a-f0-9]+: 67 e8 ([0-9a-f]{2} ){4}[ ]+addr32 callq [0-9a-f]+ <get_func>
+[a-f0-9]+: 48 81 f8 ([0-9a-f]{2} ){4}[ ]+cmp \$0x[0-9a-f]+,%rax
+[a-f0-9]+: 75 34 jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: 4(0|8) 39 05 ([0-9a-f]{2} ){4}[ ]+(rex |)cmp +%(e|r)ax,0x[0-9a-f]+\(%rip\) +# [a-f0-9]+ <func_p>
+[a-f0-9]+: 75 2b jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: 67 e8 ([0-9a-f]{2} ){4}[ ]+addr32 callq [0-9a-f]+ <func>
+[a-f0-9]+: 3d 78 56 34 12 cmp \$0x12345678,%eax

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@ -10,6 +10,8 @@ Disassembly of section .text:
+[a-f0-9]+: 48 83 ec 08 sub \$0x8,%rsp
+[a-f0-9]+: ff 15 ([0-9a-f]{2} ){4}[ ]+callq \*0x[0-9a-f]+\(%rip\) +# [0-9a-f]+ <_DYNAMIC\+0x[0-9a-f]+>
+[a-f0-9]+: 48 3b 05 ([0-9a-f]{2} ){4}[ ]+cmp 0x[0-9a-f]+\(%rip\),%rax +# [0-9a-f]+ <_DYNAMIC\+0x[0-9a-f]+>
+[a-f0-9]+: 75 34 jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: 4(0|8) 39 05 ([0-9a-f]{2} ){4}[ ]+(rex |)cmp +%(e|r)ax,0x[0-9a-f]+\(%rip\) +# [a-f0-9]+ <.*>
+[a-f0-9]+: 75 2b jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: ff 15 ([0-9a-f]{2} ){4}[ ]+callq \*0x[0-9a-f]+\(%rip\) +# [0-9a-f]+ <_DYNAMIC\+0x[0-9a-f]+>
+[a-f0-9]+: 3d 78 56 34 12 cmp \$0x12345678,%eax

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@ -10,6 +10,8 @@ Disassembly of section .text:
+[a-f0-9]+: 48 83 ec 08 sub \$0x8,%rsp
+[a-f0-9]+: ff 15 ([0-9a-f]{2} ){4}[ ]+callq \*0x[0-9a-f]+\(%rip\) +# [0-9a-f]+ <_DYNAMIC\+0x[0-9a-f]+>
+[a-f0-9]+: 48 81 f8 ([0-9a-f]{2} ){4}[ ]+cmp \$0x[0-9a-f]+,%rax
+[a-f0-9]+: 75 34 jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: 4(0|8) 39 05 ([0-9a-f]{2} ){4}[ ]+(rex |)cmp +%(e|r)ax,0x[0-9a-f]+\(%rip\) +# [a-f0-9]+ <.*>
+[a-f0-9]+: 75 2b jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: 67 e8 ([0-9a-f]{2} ){4}[ ]+addr32 callq [0-9a-f]+ <func>
+[a-f0-9]+: 3d 78 56 34 12 cmp \$0x12345678,%eax

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@ -10,6 +10,8 @@ Disassembly of section .text:
+[a-f0-9]+: 48 83 ec 08 sub \$0x8,%rsp
+[a-f0-9]+: 67 e8 ([0-9a-f]{2} ){4}[ ]+addr32 callq [0-9a-f]+ <get_func>
+[a-f0-9]+: 48 81 f8 ([0-9a-f]{2} ){4}[ ]+cmp \$0x[0-9a-f]+,%rax
+[a-f0-9]+: 75 34 jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: 4(0|8) 39 05 ([0-9a-f]{2} ){4}[ ]+(rex |)cmp +%(e|r)ax,0x[0-9a-f]+\(%rip\) +# [a-f0-9]+ <func_p>
+[a-f0-9]+: 75 2b jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: 67 e8 ([0-9a-f]{2} ){4}[ ]+addr32 callq [0-9a-f]+ <func>
+[a-f0-9]+: 3d 78 56 34 12 cmp \$0x12345678,%eax

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@ -10,6 +10,8 @@ Disassembly of section .text:
+[a-f0-9]+: 48 83 ec 08 sub \$0x8,%rsp
+[a-f0-9]+: 67 e8 ([0-9a-f]{2} ){4}[ ]+addr32 callq [0-9a-f]+ <get_func>
+[a-f0-9]+: 48 3b 05 ([0-9a-f]{2} ){4}[ ]+cmp 0x[0-9a-f]+\(%rip\),%rax +# [0-9a-f]+ <_DYNAMIC\+0x[0-9a-f]+>
+[a-f0-9]+: 75 34 jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: 4(0|8) 39 05 ([0-9a-f]{2} ){4}[ ]+(rex |)cmp +%(e|r)ax,0x[0-9a-f]+\(%rip\) +# [a-f0-9]+ <func_p>
+[a-f0-9]+: 75 2b jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: 67 e8 ([0-9a-f]{2} ){4}[ ]+addr32 callq [0-9a-f]+ <func>
+[a-f0-9]+: 3d 78 56 34 12 cmp \$0x12345678,%eax

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@ -10,6 +10,8 @@ Disassembly of section .text:
+[a-f0-9]+: 48 83 ec 08 sub \$0x8,%rsp
+[a-f0-9]+: ff 15 ([0-9a-f]{2} ){4}[ ]+callq \*0x[0-9a-f]+\(%rip\) +# [0-9a-f]+ <_DYNAMIC\+0x[0-9a-f]+>
+[a-f0-9]+: 48 3b 05 ([0-9a-f]{2} ){4}[ ]+cmp 0x[0-9a-f]+\(%rip\),%rax +# [0-9a-f]+ <_DYNAMIC\+0x[0-9a-f]+>
+[a-f0-9]+: 75 34 jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: 4(0|8) 39 05 ([0-9a-f]{2} ){4}[ ]+(rex |)cmp +%(e|r)ax,0x[0-9a-f]+\(%rip\) +# [a-f0-9]+ <.*>
+[a-f0-9]+: 75 2b jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: ff 15 ([0-9a-f]{2} ){4}[ ]+callq \*0x[0-9a-f]+\(%rip\) +# [0-9a-f]+ <_DYNAMIC\+0x[0-9a-f]+>
+[a-f0-9]+: 3d 78 56 34 12 cmp \$0x12345678,%eax

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@ -10,6 +10,8 @@ Disassembly of section .text:
+[a-f0-9]+: 48 83 ec 08 sub \$0x8,%rsp
+[a-f0-9]+: ff 15 ([0-9a-f]{2} ){4}[ ]+callq \*0x[0-9a-f]+\(%rip\) +# [0-9a-f]+ <_DYNAMIC\+0x[0-9a-f]+>
+[a-f0-9]+: 48 3b 05 ([0-9a-f]{2} ){4}[ ]+cmp 0x[0-9a-f]+\(%rip\),%rax +# [0-9a-f]+ <_DYNAMIC\+0x[0-9a-f]+>
+[a-f0-9]+: 75 34 jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: 4(0|8) 39 05 ([0-9a-f]{2} ){4}[ ]+(rex |)cmp +%(e|r)ax,0x[0-9a-f]+\(%rip\) +# [a-f0-9]+ <.*>
+[a-f0-9]+: 75 2b jne [0-9a-f]+ <check\+0x[0-9a-f]+>
+[a-f0-9]+: 67 e8 ([0-9a-f]{2} ){4}[ ]+addr32 callq [0-9a-f]+ <func>
+[a-f0-9]+: 3d 78 56 34 12 cmp \$0x12345678,%eax

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@ -10,6 +10,13 @@ check:
call *get_func@GOTPCREL(%rip)
cmpq func@GOTPCREL(%rip), %rax
jne .L3
#ifdef __LP64__
cmpq %rax, func_p(%rip)
#else
rex
cmpl %eax, func_p(%rip)
#endif
jne .L3
call *func@GOTPCREL(%rip)
cmpl $305419896, %eax
jne .L3

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@ -12,4 +12,17 @@ get_func:
call_func:
jmp *func@GOTPCREL(%rip)
.size call_func, .-call_func
.globl func_p
.section .data.rel,"aw",@progbits
.type func_p, @object
func_p:
#ifdef __LP64__
.align 8
.size func_p, 8
.quad func
#else
.align 4
.size func_p, 4
.long func
#endif
.section .note.GNU-stack,"",@progbits