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| author | Jakub Jelinek <jakub@redhat.com> | 2004-10-25 23:43:11 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2004-10-25 23:43:11 +0200 |
| commit | 3401a17fcbee4b9524111a94ddd5208661ad39ce (patch) | |
| tree | e15f6fbf4322fce8c923705fa743aaa3950605b1 /gcc | |
| parent | 30a80709c43c701e43e03886c082044d0ab9c430 (diff) | |
| download | gcc-3401a17fcbee4b9524111a94ddd5208661ad39ce.zip gcc-3401a17fcbee4b9524111a94ddd5208661ad39ce.tar.gz gcc-3401a17fcbee4b9524111a94ddd5208661ad39ce.tar.bz2 | |
dwarf2out.c (rtl_for_decl_location): Avoid segfault if DECL_INCOMING_RTL is NULL.
* dwarf2out.c (rtl_for_decl_location): Avoid segfault if
DECL_INCOMING_RTL is NULL.
* gcc.dg/debug/20041023-1.c: New test.
From-SVN: r89554
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/dwarf2out.c | 3 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/debug/20041023-1.c | 13 |
4 files changed, 24 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index bcdfb1a..e8bdb1f 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2004-10-25 Jakub Jelinek <jakub@redhat.com> + + * dwarf2out.c (rtl_for_decl_location): Avoid segfault if + DECL_INCOMING_RTL is NULL. + 2004-10-25 Steven Bosscher <stevenb@suse.de> * timevar.def (TV_FIND_REFERENCED_VARS): New. diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c index f4c5974..a6b923c 100644 --- a/gcc/dwarf2out.c +++ b/gcc/dwarf2out.c @@ -9807,7 +9807,8 @@ rtl_for_decl_location (tree decl) if (dmode == pmode) rtl = DECL_INCOMING_RTL (decl); else if (SCALAR_INT_MODE_P (dmode) - && GET_MODE_SIZE (dmode) <= GET_MODE_SIZE (pmode)) + && GET_MODE_SIZE (dmode) <= GET_MODE_SIZE (pmode) + && DECL_INCOMING_RTL (decl)) { rtx inc = DECL_INCOMING_RTL (decl); if (REG_P (inc)) diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 765daa2..19c32bb 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,7 @@ +2004-10-25 Jakub Jelinek <jakub@redhat.com> + + * gcc.dg/debug/20041023-1.c: New test. + 2004-10-25 Andrew Pinski <pinskia@physics.uc.edu> PR middle-end/17407 diff --git a/gcc/testsuite/gcc.dg/debug/20041023-1.c b/gcc/testsuite/gcc.dg/debug/20041023-1.c new file mode 100644 index 0000000..12b7cb9 --- /dev/null +++ b/gcc/testsuite/gcc.dg/debug/20041023-1.c @@ -0,0 +1,13 @@ +/* { dg-do compile } */ + +static void +foo (unsigned char x) +{ + unsigned char a[5 + x]; +} + +void +bar (void) +{ + foo (80); +} |