Adjust gcc.target/i386/pr52252-{atom,core}.c

The following adjusts the testcases to force 128bit vectorization
to make them more robust when for example adding -march=cascadelake

	* gcc.target/i386/pr52252-atom.c: Add -mprefer-vector-width=128.
	* gcc.target/i386/pr52252-core.c: Likewise.

diff --git a/gcc/testsuite/gcc.target/i386/pr52252-atom.c b/gcc/testsuite/gcc.target/i386/pr52252-atom.c
index ee604f2189a2670face85a74b5ca78a18419784e..11f94411575784c7021f20cbd47fdd67c4bb6fe0 100644 (file)
--- a/gcc/testsuite/gcc.target/i386/pr52252-atom.c
+++ b/gcc/testsuite/gcc.target/i386/pr52252-atom.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O2 -ftree-vectorize -mssse3 -mtune=slm" } */
+/* { dg-options "-O2 -ftree-vectorize -mssse3 -mtune=slm -mprefer-vector-width=128" } */
 #define byte unsigned char
 
 void

diff --git a/gcc/testsuite/gcc.target/i386/pr52252-core.c b/gcc/testsuite/gcc.target/i386/pr52252-core.c
index 65d62cfa3658b48ed3b09f9818b485504850fe16..897026b09975dfc1056a0b23db1c9161f1a43883 100644 (file)
--- a/gcc/testsuite/gcc.target/i386/pr52252-core.c
+++ b/gcc/testsuite/gcc.target/i386/pr52252-core.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O2 -ftree-vectorize -mssse3 -mtune=corei7" } */
+/* { dg-options "-O2 -ftree-vectorize -mssse3 -mtune=corei7 -mprefer-vector-width=128" } */
 #define byte unsigned char
 
 void