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Fix another -fprofile-arcs bug from Joseph Myers <jsm28@cam.ac.uk>. 

* profile.c (output_arc_profiler): Check next_insert_after for non
	NULL before deferencing it.

From-SVN: r15090
This commit is contained in:
Jim Wilson 1997-09-05 02:17:56 +00:00 committed by Jim Wilson
parent c1090daa15
commit f4da78811e
2 changed files with 7 additions and 2 deletions
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3
gcc/ChangeLog
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@ -1,5 +1,8 @@
Thu Sep 4 15:02:27 1997 Jim Wilson <wilson@cygnus.com>
* profile.c (output_arc_profiler): Check next_insert_after for non
NULL before deferencing it.
* i386/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define to -fPIC.
Thu Sep 4 14:51:57 1997 Jeffrey A Law (law@cygnus.com)

6
gcc/profile.c
View File

@ -1537,12 +1537,14 @@ output_arc_profiler (arcno, insert_after)
rtx next_insert_after = next_nonnote_insn (insert_after);
/* The first insn after the call may be a stack pop, skip it. */
if (GET_CODE (next_insert_after) == INSN
if (next_insert_after
&& GET_CODE (next_insert_after) == INSN
&& GET_CODE (PATTERN (next_insert_after)) == SET
&& SET_DEST (PATTERN (next_insert_after)) == stack_pointer_rtx)
next_insert_after = next_nonnote_insn (next_insert_after);
if (GET_CODE (next_insert_after) == INSN)
if (next_insert_after
&& GET_CODE (next_insert_after) == INSN)
{
if (GET_CODE (PATTERN (insert_after)) == SET)
return_reg = SET_DEST (PATTERN (insert_after));