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| author | Jakub Jelinek <jakub@redhat.com> | 2010-05-14 20:09:14 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2010-05-14 20:09:14 +0200 |
| commit | 88c04a5de2b5f1256f8bde89bc33c8f67c64383d (patch) | |
| tree | 9ce6be546c9401ad7f197db1291d83b6fc4b8241 /gcc | |
| parent | 1133125eb84a5326b5e59595b00b5ec8add169dc (diff) | |
| download | gcc-88c04a5de2b5f1256f8bde89bc33c8f67c64383d.zip gcc-88c04a5de2b5f1256f8bde89bc33c8f67c64383d.tar.gz gcc-88c04a5de2b5f1256f8bde89bc33c8f67c64383d.tar.bz2 | |
re PR debug/44136 (ICE in expand_debug_expr with -mno-sse)
PR debug/44136
* cfgexpand.c (expand_debug_expr): If non-memory op0
has BLKmode, return NULL.
* gcc.dg/pr44136.c: New test.
From-SVN: r159400
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/cfgexpand.c | 5 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 3 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/pr44136.c | 27 |
4 files changed, 39 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index d360ebe..2aa0ddd 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2010-05-14 Jakub Jelinek <jakub@redhat.com> + + PR debug/44136 + * cfgexpand.c (expand_debug_expr): If non-memory op0 + has BLKmode, return NULL. + 2010-05-14 Harsha Jagasia <harsha.jagasia@amd.com> * config.gcc: Add support for --with-cpu option for bdver1. diff --git a/gcc/cfgexpand.c b/gcc/cfgexpand.c index 319b183..5c42c1c 100644 --- a/gcc/cfgexpand.c +++ b/gcc/cfgexpand.c @@ -2561,13 +2561,14 @@ expand_debug_expr (tree exp) if (bitpos < 0) return NULL; + if (GET_MODE (op0) == BLKmode) + return NULL; + if ((bitpos % BITS_PER_UNIT) == 0 && bitsize == GET_MODE_BITSIZE (mode1)) { enum machine_mode opmode = GET_MODE (op0); - gcc_assert (opmode != BLKmode); - if (opmode == VOIDmode) opmode = mode1; diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 6a9bec1..92f9559 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -2,6 +2,9 @@ * gfortran.dg/gomp/pr44036-1.f90: Adjust. + PR debug/44136 + * gcc.dg/pr44136.c: New test. + 2010-05-14 Shujing Zhao <pearly.zhao@oracle.com> PR c++/30566 diff --git a/gcc/testsuite/gcc.dg/pr44136.c b/gcc/testsuite/gcc.dg/pr44136.c new file mode 100644 index 0000000..71c21ab --- /dev/null +++ b/gcc/testsuite/gcc.dg/pr44136.c @@ -0,0 +1,27 @@ +/* PR debug/44136 */ +/* { dg-do compile } */ +/* { dg-options "-w -O2 -g" } */ +/* { dg-options "-w -O2 -g -mno-sse" { target { { i?86-*-* x86_64-*-* } && ilp32 } } } */ + +#define vector __attribute((vector_size(16))) +vector float a; + +float +foo (float b) +{ + vector float c = { 0, 0, 0, 0 }; + vector float d = { 0, 0, 0, 0 }; + d += c; + return ((float *)&c)[2]; +} + +float +bar (vector float a, int b, vector float c) +{ + vector float e = c * a; + a = (vector float) { 0, 0, 0, 0 }; + c = (vector float) { 0, 0, 0, 0 }; + float d = ((float *)&a)[0]; + float f = ((float *)&c)[0]; + return d * f; +} |