[gcc(refs/users/marxin/heads/marxin-gcc-benchmark-branch)] PR c/94040 - ICE on a call to an invalid redeclaration of strftime

[Martin Liska]

https://gcc.gnu.org/g:45ee7a35f347e59f003d65bce0d43d5123d827cf

commit 45ee7a35f347e59f003d65bce0d43d5123d827cf
Author: Martin Sebor <msebor@redhat.com>
Date:   Fri Mar 13 12:29:33 2020 -0600

    PR c/94040 - ICE on a call to an invalid redeclaration of strftime
    
    gcc/testsuite/ChangeLog:
    
           * gcc.dg/torture/pr54261-1.c: Correct built-in declartion.

Diff:
---
 gcc/testsuite/ChangeLog                  |  1 +
 gcc/testsuite/gcc.dg/torture/pr54261-1.c | 14 +++++++-------
 2 files changed, 8 insertions(+), 7 deletions(-)

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index a379b4039d7..e3d1fc3b50f 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -7,6 +7,7 @@
 	* gcc.dg/Wbuiltin-declaration-mismatch-15.c: New test.
 	* gcc.dg/pr62090.c: Prune expected warning.
 	* gcc.dg/pr89314.c: Look for warning name rather than text.
+	* gcc.dg/torture/pr54261-1.c: Correct built-in declartion.
 
 2020-03-13  Uroš Bizjak  <ubizjak@gmail.com>
 
diff --git a/gcc/testsuite/gcc.dg/torture/pr54261-1.c b/gcc/testsuite/gcc.dg/torture/pr54261-1.c
index 071b3232d46..7286124e9d6 100644
--- a/gcc/testsuite/gcc.dg/torture/pr54261-1.c
+++ b/gcc/testsuite/gcc.dg/torture/pr54261-1.c
@@ -8,23 +8,23 @@
    a PASS.  Where the bug trigs (at the time this test-case was added),
    cas_int is also false but the fallback isn't used.  */
 __attribute__((__noinline__, __noclone__))
-int
+unsigned
 # if __INT_MAX__ == 0x7fff
  __sync_fetch_and_add_2
 # else
  __sync_fetch_and_add_4
 # endif
- (int *at, int val)
+ (volatile void *at, unsigned val)
 {
-  int tmp = *at;
+  unsigned tmp = *(volatile unsigned*)at;
   asm ("");
-  *at = tmp + val;
+  *(volatile unsigned*)at = tmp + val;
   return tmp;
 }
 #endif
 
 __attribute__((__noinline__, __noclone__))
-void g (int *at, int val)
+void g (unsigned *at, unsigned val)
 {
   asm ("");
   __sync_fetch_and_add (at, val);
@@ -35,8 +35,8 @@ int main(void)
   /* On PTX it is not valid to perform atomic operations on auto
      variables, which end up in .local.  Making this static places it
      in .global.  */
-  static int x = 41;
-  int a = 1;
+  static unsigned x = 41;
+  unsigned a = 1;
   g (&x, a);
 
   if (x != 42)