diff options
Diffstat (limited to 'gcc/testsuite')
| -rw-r--r-- | gcc/testsuite/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/debug-6.c | 38 |
2 files changed, 42 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index a756c74ae77..f47c334b05e 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,7 @@ +2001-12-30 Richard Henderson <rth@redhat.com> + + * gcc.dg/debug-6.c: New. + 2001-12-30 Jakub Jelinek <jakub@redhat.com> * gcc.c-torture/compile/20011229-2.c: New test. diff --git a/gcc/testsuite/gcc.dg/debug-6.c b/gcc/testsuite/gcc.dg/debug-6.c new file mode 100644 index 00000000000..1ed8679c9d4 --- /dev/null +++ b/gcc/testsuite/gcc.dg/debug-6.c @@ -0,0 +1,38 @@ +/* Verify that bb-reorder re-inserts nested scopes properly. */ +/* { dg-do compile } */ +/* { dg-options "-O2 -g -dA" } */ +/* { dg-final { scan-assembler "xyzzy" } } */ + +extern void abort (void); + +struct A { char *a, *b, *c, *d; }; + +static int +bar2 (struct A *x) +{ + int a = x->c - x->b; + x->c += 26; + return a; +} + +void fnptr (int *); + +void +foo (void) +{ + struct A e; + + if (bar2 (&e) < 0) + abort (); + { + int xyzzy; + fnptr (&xyzzy); + } + { + struct A *f; + + f = &e; + if (f->c - f->a > f->d - f->a) + f->c = f->d; + } +} |