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authorupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
committerupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
commit554fd8c5195424bdbcabf5de30fdc183aba391bd (patch)
tree976dc5ab7fddf506dadce60ae936f43f58787092 /gcc/testsuite/gcc.target/i386/pr45670.c
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Diffstat (limited to 'gcc/testsuite/gcc.target/i386/pr45670.c')
-rw-r--r--gcc/testsuite/gcc.target/i386/pr45670.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/pr45670.c b/gcc/testsuite/gcc.target/i386/pr45670.c
new file mode 100644
index 000000000..c50c4ba14
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/pr45670.c
@@ -0,0 +1,23 @@
+/* PR target/45670 */
+/* { dg-do compile } */
+/* { dg-options "-Os -mtune=generic" } */
+
+struct S
+{
+ float *buf;
+ int size;
+};
+
+void
+foo (struct S *s)
+{
+ int i;
+ for (i = 0; i < s->size; ++i)
+ s->buf[i] = 0;
+}
+
+/* Ensure we don't generate
+ lea (reg1,4),reg2; add (reg3),reg2; movl $0, (reg2)
+ instead of smaller
+ mov (reg3),reg2; movl $0, (reg2,reg1,4) */
+/* { dg-final { scan-assembler-not "lea\[lq\]" } } */