From 554fd8c5195424bdbcabf5de30fdc183aba391bd Mon Sep 17 00:00:00 2001 From: upstream source tree Date: Sun, 15 Mar 2015 20:14:05 -0400 Subject: obtained gcc-4.6.4.tar.bz2 from upstream website; verified gcc-4.6.4.tar.bz2.sig; imported gcc-4.6.4 source tree from verified upstream tarball. downloading a git-generated archive based on the 'upstream' tag should provide you with a source tree that is binary identical to the one extracted from the above tarball. if you have obtained the source via the command 'git clone', however, do note that line-endings of files in your working directory might differ from line-endings of the respective files in the upstream repository. --- gcc/testsuite/gcc.c-torture/execute/loop-12.c | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 gcc/testsuite/gcc.c-torture/execute/loop-12.c (limited to 'gcc/testsuite/gcc.c-torture/execute/loop-12.c') diff --git a/gcc/testsuite/gcc.c-torture/execute/loop-12.c b/gcc/testsuite/gcc.c-torture/execute/loop-12.c new file mode 100644 index 000000000..1e340990c --- /dev/null +++ b/gcc/testsuite/gcc.c-torture/execute/loop-12.c @@ -0,0 +1,25 @@ +/* Checks that pure functions are not treated as const. */ + +char *p; + +static int __attribute__ ((pure)) +is_end_of_statement (void) +{ + return *p == '\n' || *p == ';' || *p == '!'; +} + +void foo (void) +{ + /* The is_end_of_statement call was moved out of the loop at one stage, + resulting in an endless loop. */ + while (!is_end_of_statement ()) + p++; +} + +int +main (void) +{ + p = "abc\n"; + foo (); + return 0; +} -- cgit v1.2.3