From 925f3e65464044e960562921a909c6e2b06831e2 Mon Sep 17 00:00:00 2001 From: "H.J. Lu" Date: Sat, 29 Nov 2014 15:57:32 +0000 Subject: [PATCH] Add a testcase for PR target/64114 PR target/64114 * gcc.target/i386/pr64114.c: New test. From-SVN: r218182 --- gcc/testsuite/ChangeLog | 5 +++++ gcc/testsuite/gcc.target/i386/pr64114.c | 24 ++++++++++++++++++++++++ 2 files changed, 29 insertions(+) create mode 100644 gcc/testsuite/gcc.target/i386/pr64114.c diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 888c5964c9f..023e5d94e9c 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2014-11-29 H.J. Lu + + PR target/64114 + * gcc.target/i386/pr64114.c: New test. + 2014-11-29 Joseph Myers PR preprocessor/41698 diff --git a/gcc/testsuite/gcc.target/i386/pr64114.c b/gcc/testsuite/gcc.target/i386/pr64114.c new file mode 100644 index 00000000000..d948684beaf --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/pr64114.c @@ -0,0 +1,24 @@ +/* { dg-do compile } */ +/* { dg-options "-O -mstringop-strategy=vector_loop -mno-push-args" } */ + +extern float *ptrs[]; +extern int incs[]; + +struct big +{ + int i[0x10000]; +}; + +extern void bar (struct big b); + +struct big +foo (int n) +{ + struct big b; + + int inc14 = incs[15], inc16 = n, inc17 = n, inc19 = incs[3]; + float *ptr0 = ptrs[1], *ptr14 = ptrs[14], *ptr16 = ptrs[16]; + while (n--) + *ptr0 += *ptr14 += inc14 += *ptr16 += inc16 += inc17 += inc19, bar (b); + return b; +} -- 2.30.2