diff options
Diffstat (limited to 'gcc/testsuite')
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.c-torture/compile/pr34648.c | 39 |
2 files changed, 44 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 3a460685243..eb8a26cf610 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2008-01-17 Andrew MacLeod <amacleod@redhat.com> + + PR tree-optimization/34648 + * gcc.c-torture/compile/pr34648.c: New testcase. + 2008-01-17 Sebastian Pop <sebastian.pop@amd.com> PR testsuite/34821 diff --git a/gcc/testsuite/gcc.c-torture/compile/pr34648.c b/gcc/testsuite/gcc.c-torture/compile/pr34648.c new file mode 100644 index 00000000000..1f7472fe76d --- /dev/null +++ b/gcc/testsuite/gcc.c-torture/compile/pr34648.c @@ -0,0 +1,39 @@ +/* PR tree-optimization/34648 */ + +/* { dg-do compile } */ +/* { dg-options "-O2 -fexceptions" } */ + +extern const unsigned short int **bar (void) __attribute__ ((const)); +const char *a; +int b; +char c; + +char +foo (int *x) +{ + char r; + + c = '\0'; + if (!b) + { + while (((*bar ())[a[*x]] & 0x2000) != 0) + (*x)++; + if (a[++(*x)] == '-') + { + (*x)++; + if (a[*x] && !((*bar ())[a[*x]] & 0x2000)) + return '?'; + } + if (!a[*x] || ((*bar ())[a[*x]] & 0x2000)) + { + while (((*bar ())[a[*x]] & 0x2000)) + ++(*x); + return '\0'; + } + } + + r = a[*x]; + b = a[*x] && !((*bar ())[a[*x]] & 0x2000); + return r; +} + |