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authorlaw <law@138bc75d-0d04-0410-961f-82ee72b054a4>2016-03-22 19:00:14 +0000
committerlaw <law@138bc75d-0d04-0410-961f-82ee72b054a4>2016-03-22 19:00:14 +0000
commit6855137b3ee066359071900c07687e0e938c8572 (patch)
tree9b91738600d49a50c9ab537dfc5b418c67172fdd /gcc/testsuite/gcc.target/i386
parent19db1ec8f1712d5c6107f6795c82be163fda6c80 (diff)
downloadgcc-6855137b3ee066359071900c07687e0e938c8572.tar.gz
2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
PR target/70302 * config/i386/i386.c (scalar_chain::convert_op): Support uninitialized register usage case. PR target/70302 * gcc.target/i386/pr70302.c: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@234406 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/testsuite/gcc.target/i386')
-rw-r--r--gcc/testsuite/gcc.target/i386/pr70302.c22
1 files changed, 22 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/i386/pr70302.c b/gcc/testsuite/gcc.target/i386/pr70302.c
new file mode 100644
index 00000000000..9b82a0c4509
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/pr70302.c
@@ -0,0 +1,22 @@
+/* { dg-do compile { target { ia32 } } } */
+/* { dg-options "-O2 -msse2" } */
+
+long a, c, e;
+int b, d;
+unsigned long long f;
+
+extern void fn2 (const char *, int, int, int);
+
+void
+fn1(long long p1)
+{
+ unsigned long long g;
+ int i;
+ for (; i;)
+ if (e)
+ g = c;
+ if (a)
+ f = p1;
+ if (!f && !g)
+ fn2("", b, d, d);
+}