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re PR gcov-profile/51113 (rev. 181105 causes Firefox profiledbuild failure) 

PR gcov-profile/51113
	* coverage.c (build_var): Propagate visibility for public decls.

	testsuite/
	* gcc.misc-tests/gcov-13.c: Check gcovpart-13b coverage
	* gcc.misc-tests/gcov-16.c: New.
	* gcc.misc-tests/gcov-17.c: New.
	* g++.dg/gcov/gcov-8.C: New.
	* g++.dg/gcov/gcov-9.C: New.
	* g++.dg/gcov/gcov-10.C: New.

From-SVN: r181524
This commit is contained in:
Nathan Sidwell 2011-11-20 09:09:34 +00:00 committed by Nathan Sidwell
parent fcb36e7363
commit 89b0c30334
10 changed files with 154 additions and 19 deletions
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13
gcc/ChangeLog
View File

@ -1,3 +1,16 @@
2011-11-20 Nathan Sidwell <nathan@acm.org>
PR gcov-profile/51113
* coverage.c (build_var): Propagate visibility for public decls.
testsuite/
* gcc.misc-tests/gcov-13.c: Check gcovpart-13b coverage
* gcc.misc-tests/gcov-16.c: New.
* gcc.misc-tests/gcov-17.c: New.
* g++.dg/gcov/gcov-8.C: New.
* g++.dg/gcov/gcov-9.C: New.
* g++.dg/gcov/gcov-10.C: New.
2011-11-19 Eric Botcazou <ebotcazou@adacore.com>
PR rtl-optimization/51187

37
gcc/coverage.c
View File

@ -657,9 +657,8 @@ coverage_end_function (unsigned lineno_checksum, unsigned cfg_checksum)
}
/* Build a coverage variable of TYPE for function FN_DECL. If COUNTER
>= 0 it is a counter array, and thus local. Otherwise it is the
function structure and needs to be globalized. All cases must be
in the same comdat group as FN_DECL. */
>= 0 it is a counter array, otherwise it is the function structure.
Propagate appropriate linkage and visibility from the function decl. */
static tree
build_var (tree fn_decl, tree type, int counter)
@ -668,29 +667,29 @@ build_var (tree fn_decl, tree type, int counter)
tree fn_name = DECL_ASSEMBLER_NAME (fn_decl);
char *buf = (char *)alloca (IDENTIFIER_LENGTH (fn_name) + 10);
if (counter >= 0)
TREE_STATIC (var) = 1;
else
{
TREE_PUBLIC (var) = TREE_PUBLIC (fn_decl);
TREE_STATIC (var) = TREE_STATIC (fn_decl);
}
TREE_ADDRESSABLE (var) = 1;
DECL_ALIGN (var) = TYPE_ALIGN (type);
if (counter < 0)
sprintf (buf, "__gcov__%s", IDENTIFIER_POINTER (fn_name));
else
sprintf (buf, "__gcov%u_%s", counter, IDENTIFIER_POINTER (fn_name));
DECL_NAME (var) = get_identifier (buf);
/* Initialize assembler name so we can stream out. */
TREE_STATIC (var) = 1;
TREE_ADDRESSABLE (var) = 1;
DECL_ALIGN (var) = TYPE_ALIGN (type);
DECL_WEAK (var) = DECL_WEAK (fn_decl);
TREE_PUBLIC (var)
= TREE_PUBLIC (fn_decl) && (counter < 0 || DECL_WEAK (fn_decl));
if (DECL_ONE_ONLY (fn_decl))
make_decl_one_only (var, DECL_COMDAT_GROUP (fn_decl));
if (TREE_PUBLIC (var))
DECL_ASSEMBLER_NAME (var);
{
DECL_VISIBILITY (var) = DECL_VISIBILITY (fn_decl);
DECL_VISIBILITY_SPECIFIED (var)
= DECL_VISIBILITY_SPECIFIED (fn_decl);
DECL_WEAK (var) = TREE_PUBLIC (var) && DECL_WEAK (fn_decl);
DECL_COMDAT (var) = DECL_COMDAT (fn_decl);
DECL_COMDAT_GROUP (var) = DECL_COMDAT_GROUP (fn_decl);
/* Initialize assembler name so we can stream out. */
DECL_ASSEMBLER_NAME (var);
}
return var;
}

10
gcc/testsuite/ChangeLog
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@ -1,3 +1,13 @@
2011-11-20 Nathan Sidwell <nathan@acm.org>
PR gcov-profile/51113
* gcc.misc-tests/gcov-13.c: Check gcovpart-13b coverage
* gcc.misc-tests/gcov-16.c: New.
* gcc.misc-tests/gcov-17.c: New.
* g++.dg/gcov/gcov-8.C: New.
* g++.dg/gcov/gcov-9.C: New.
* g++.dg/gcov/gcov-10.C: New.
2011-11-20 Dodji Seketeli <dodji@redhat.com>
PR c++/51194

20
gcc/testsuite/g++.dg/gcov/gcov-10.C Normal file
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@ -0,0 +1,20 @@
/* Ensure PIC sequence used for comdat functions */
/* { dg-options "-fprofile-arcs -ftest-coverage -fpic" } */
/* { dg-do run { target native } } */
/* { dg-require-effective-target fpic } */
inline int __attribute__ ((noinline)) Foo ()
{
static int x[1];
return x[0]++; /* count (1) */
}
int main ()
{
Foo (); /* count (1) */
return 0; /* count (1) */
}
/* { dg-final { run-gcov gcov-10.C } } */

42
gcc/testsuite/g++.dg/gcov/gcov-11.C Normal file
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@ -0,0 +1,42 @@
/* Check that unexecuted exception processing regions are shown
distinct from unexecuted normal regions. */
/* { dg-options "-fprofile-arcs -ftest-coverage" } */
/* { dg-do run { target native } } */
void Baz (int i)
{
if (i)
throw 1;
}
void Boz () throw ()
{
}
int main ()
{
try
{
Baz (0); /* count (1) */
Baz (0); /* count (1) */
}
catch (...)
{
Boz (); /* count (=====) */
}
try
{
Baz (1); /* count (1) */
Baz (0); /* count (#####) */
}
catch (...)
{
Boz (); /* count (1) */
}
return 0; /* count (1) */
}
/* { dg-final { run-gcov gcov-11.C } } */

13
gcc/testsuite/g++.dg/gcov/gcov-8.C Normal file
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@ -0,0 +1,13 @@
/* { dg-options "-fprofile-arcs -fvisibility=hidden" } */
/* { dg-require-visibility "" } */
struct __attribute__((visibility ("hidden"))) X
{
void Fink ();
};
void X::Fink ()
{
}
/* { dg-final { scan-assembler "\\.hidden\t__gcov___ZN1X4FinkEv" } } */

15
gcc/testsuite/g++.dg/gcov/gcov-9.C Normal file
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@ -0,0 +1,15 @@
/* { dg-options "-fprofile-arcs -fvisibility-inlines-hidden" } */
/* { dg-require-visibility "" } */
inline void Boo ()
{
}
extern "C" void (*Foo ()) ()
{
return Boo;
}
/* { dg-final { scan-assembler "\\.hidden\t__gcov___Z3Boov" } } */
/* { dg-final { scan-assembler "__gcov__Foo:" } } */
/* { dg-final { scan-assembler-not "\\.hidden\t__gcov__Foo" } } */

1
gcc/testsuite/gcc.misc-tests/gcov-13.c
View File

@ -16,3 +16,4 @@ int main ()
}
/* { dg-final { run-gcov { -a gcov-13.c } } } */
/* { dg-final { run-gcov { -a gcovpart-13b.c } } } */

11
gcc/testsuite/gcc.misc-tests/gcov-16.c Normal file
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@ -0,0 +1,11 @@
/* Test visibility is copied */
/* { dg-options "-fprofile-arcs -fvisibility=hidden" } */
/* { dg-require-visibility "" } */
/* { dg-require-weak "" } */
void Foo ()
{
}
/* { dg-final { scan-assembler "\\.hidden\t__gcov__Foo" } } */

11
gcc/testsuite/gcc.misc-tests/gcov-17.c Normal file
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@ -0,0 +1,11 @@
/* Test visibility is copied */
/* { dg-options "-fprofile-arcs" } */
/* { dg-require-visibility "" } */
/* { dg-require-weak "" } */
void __attribute__ ((visibility ("hidden"), weak)) Foo ()
{
}
/* { dg-final { scan-assembler "\\.hidden\t__gcov__Foo" } } */