diff mbox series

[testsuite,pushed] Fix sloppy PR123109 tests

Message ID d48861ed-8dbb-42de-8bf0-a46d05415d5c@gjlay.de
State New
Headers show
Series [testsuite,pushed] Fix sloppy PR123109 tests | expand

Commit Message

Georg-Johann Lay Sept. 1, 2026, 5:22 p.m. UTC 
gcc.dg/pr123109-vector.c failed with

FAIL: gcc.dg/pr123109-vector.c (test for excess errors)
Excess errors:
gcc.dg/pr123109-vector.c:9:44: warning: right shift count >= width of 
vector element [-Wshift-count-overflow]
gcc.dg/pr123109-vector.c:9:44: warning: right shift count >= width of 
vector element [-Wshift-count-overflow]
gcc.dg/pr123109-vector.c:12:44: warning: right shift count >= width of 
vector element [-Wshift-count-overflow]
gcc.dg/pr123109-vector.c:12:44: warning: right shift count >= width of 
vector element [-Wshift-count-overflow]

gcc.dg/pr123109-vector.c: pattern found 0 times
FAIL: gcc.dg/pr123109-vector.c scan-tree-dump-times forwprop2 ">= { 0, 
0, 0, 0 }" 2

in the obvious expectation that the vectors have 4 SImode elements.
Hence use __[U]INT32_TYPE__ for the elements instead of [unsigned] int.

Similarly, gcc.dg/pr123109-scalar.c failed with:

FAIL: gcc.dg/pr123109-scalar.c (test for excess errors)
Excess errors:
gcc.dg/pr123109-scalar.c:5:44: warning: right shift count >= width of 
type [-Wshift-count-overflow]
gcc.dg/pr123109-scalar.c:5:44: warning: right shift count >= width of 
type [-Wshift-count-overflow]
gcc.dg/pr123109-scalar.c:8:44: warning: right shift count >= width of 
type [-Wshift-count-overflow]
gcc.dg/pr123109-scalar.c:8:44: warning: right shift count >= width of 
type [-Wshift-count-overflow]

gcc.dg/pr123109-scalar.c: pattern found 0 times
FAIL: gcc.dg/pr123109-scalar.c scan-tree-dump-times optimized ">= 0" 2
gcc.dg/pr123109-scalar.c: pattern found 0 times
FAIL: gcc.dg/pr123109-scalar.c scan-tree-dump-times optimized "< 0" 2

with a similar bogus assumption that int is int32plus.

Johann

--

gcc/testsuite/
	PR testsuite/123109
	* gcc.dg/pr123109-vector.c (v4si, v4usi): Use SImode elements.
	* gcc.dg/pr123109-vector.c: Use 32-bit integer types.

sizeof(__INT32_TYPE__))));

  #define TEST_NE(type)                                         \
    type test_ne_##type (type a) { return (a >> 31) != 0; }
diff mbox series

Patch

diff --git a/gcc/testsuite/gcc.dg/pr123109-scalar.c 
b/gcc/testsuite/gcc.dg/pr123109-scalar.c
index dda903a2cee..138cbd7ca0b 100644
--- a/gcc/testsuite/gcc.dg/pr123109-scalar.c
+++ b/gcc/testsuite/gcc.dg/pr123109-scalar.c
@@ -7,10 +7,10 @@ 
  #define TEST_EQ(type)                                         \
    type test_eq_##type (type a) { return (a >> 31) == 0; }

-TEST_NE(int)
-TEST_NE(unsigned)
-TEST_EQ(int)
-TEST_EQ(unsigned)
+TEST_NE(__INT32_TYPE__)
+TEST_NE(__UINT32_TYPE__)
+TEST_EQ(__INT32_TYPE__)
+TEST_EQ(__UINT32_TYPE__)

  /* { dg-final { scan-tree-dump-times ">= 0" 2 optimized } } */
  /* { dg-final { scan-tree-dump-times "< 0" 2 optimized } } */
diff --git a/gcc/testsuite/gcc.dg/pr123109-vector.c 
b/gcc/testsuite/gcc.dg/pr123109-vector.c
index 35a0f2eff62..19e944fe30b 100644
--- a/gcc/testsuite/gcc.dg/pr123109-vector.c
+++ b/gcc/testsuite/gcc.dg/pr123109-vector.c
@@ -2,8 +2,8 @@ 
  /* { dg-options "-Wno-psabi -O2 -fdump-tree-forwprop2" } */
  /* { dg-additional-options "-msse2" { target { i?86-*-* x86_64-*-* } } 
} */

-typedef int v4si __attribute__((vector_size(4 * sizeof(int))));
-typedef unsigned int v4usi __attribute__((vector_size(4 * 
sizeof(unsigned int))));
+typedef __INT32_TYPE__ v4si __attribute__((vector_size(4 * 
sizeof(__INT32_TYPE__))));
+typedef __UINT32_TYPE__ v4usi __attribute__((vector_size(4 *