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| author | Richard Biener <rguenther@suse.de> | 2013-09-30 07:44:46 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2013-09-30 07:44:46 +0000 |
| commit | 791d904434fc46397ff32cb6aceb9b54e5c866c1 (patch) | |
| tree | 247af8bcead132510254cb0f2cb1e3344517bb50 /gcc | |
| parent | cb2c51a4976f31138d74715226d0a4986afadfaf (diff) | |
| download | gcc-791d904434fc46397ff32cb6aceb9b54e5c866c1.zip gcc-791d904434fc46397ff32cb6aceb9b54e5c866c1.tar.gz gcc-791d904434fc46397ff32cb6aceb9b54e5c866c1.tar.bz2 | |
re PR tree-optimization/58532 (bootstrap failure with BOOT_CFLAGS="-g -O3")
2013-09-30 Richard Biener <rguenther@suse.de>
PR middle-end/58532
* tree-cfg.c (make_abnormal_goto_edges): Skip debug statements
before looking for setjmp-like calls.
* g++.dg/torture/pr58552.C: New testcase.
From-SVN: r203024
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/g++.dg/torture/pr58552.C | 29 | ||||
| -rw-r--r-- | gcc/tree-cfg.c | 3 |
4 files changed, 43 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 9396389..abd42c5 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2013-09-30 Richard Biener <rguenther@suse.de> + + PR middle-end/58532 + * tree-cfg.c (make_abnormal_goto_edges): Skip debug statements + before looking for setjmp-like calls. + 2013-09-29 Iain Sandoe <iain@codesourcery.com> PR target/10901 diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 0543842..e183914 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2013-09-30 Richard Biener <rguenther@suse.de> + + PR middle-end/58532 + * g++.dg/torture/pr58552.C: New testcase. + 2013-09-27 Michael Meissner <meissner@linux.vnet.ibm.com> * gcc.target/powerpc/p8vector-ldst.c: New test for -mupper-regs-sf diff --git a/gcc/testsuite/g++.dg/torture/pr58552.C b/gcc/testsuite/g++.dg/torture/pr58552.C new file mode 100644 index 0000000..17c0d1c --- /dev/null +++ b/gcc/testsuite/g++.dg/torture/pr58552.C @@ -0,0 +1,29 @@ +// { dg-do compile } +// { dg-additional-options "-fcompare-debug" } + +extern void fancy_abort () __attribute__ ((__noreturn__)); +extern "C" { + struct __jmp_buf_tag { }; + typedef struct __jmp_buf_tag jmp_buf[1]; + extern int _setjmp (struct __jmp_buf_tag __env[1]) throw (); +} +extern void *gfc_state_stack; +static jmp_buf eof_buf; +static void push_state () +{ + if (!gfc_state_stack) + fancy_abort (); +} +bool gfc_parse_file (void) +{ + int seen_program=0; + if (_setjmp (eof_buf)) + return false; + if (seen_program) + goto duplicate_main; + seen_program = 1; + push_state (); + push_state (); +duplicate_main: + return true; +} diff --git a/gcc/tree-cfg.c b/gcc/tree-cfg.c index be66181..f0dd2bc 100644 --- a/gcc/tree-cfg.c +++ b/gcc/tree-cfg.c @@ -1013,6 +1013,9 @@ make_abnormal_goto_edges (basic_block bb, bool for_call) break; } } + if (!gsi_end_p (gsi) + && is_gimple_debug (gsi_stmt (gsi))) + gsi_next_nondebug (&gsi); if (!gsi_end_p (gsi)) { /* Make an edge to every setjmp-like call. */ |