[pushed] loop-prefetch: fix wording of warning [PR80760]

[David Malcolm]

Successfully bootstrapped & regrtested on x86_64-pc-linux-gnu.
Pushed to trunk as r15-5699-g67458ea13895ba.

gcc/ChangeLog:
        PR translation/80760
        * tree-ssa-loop-prefetch.cc (pass_loop_prefetch::execute): Add
        missing colon to not-a-power-of-two param warning.

gcc/testsuite/ChangeLog:
        PR translation/80760
        * gcc.dg/tree-ssa/pr79803.c: Add ':' to expected warning.

Signed-off-by: David Malcolm <dmalc...@redhat.com>
---
 gcc/testsuite/gcc.dg/tree-ssa/pr79803.c | 2 +-
 gcc/tree-ssa-loop-prefetch.cc           | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/gcc/testsuite/gcc.dg/tree-ssa/pr79803.c 
b/gcc/testsuite/gcc.dg/tree-ssa/pr79803.c
index 3b475fa67494..102fb76e2737 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/pr79803.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/pr79803.c
@@ -13,7 +13,7 @@ void raise0(void)
   __builtin_longjmp (buf, 1);
 }
 
-int execute(int cmd) /* { dg-warning "'l1-cache-size' parameter is not a power 
of two 3" } */
+int execute(int cmd) /* { dg-warning "'l1-cache-size' parameter is not a power 
of two: 3" } */
 {
   int last = 0;
 
diff --git a/gcc/tree-ssa-loop-prefetch.cc b/gcc/tree-ssa-loop-prefetch.cc
index 56233f7c43c2..b587b68974f3 100644
--- a/gcc/tree-ssa-loop-prefetch.cc
+++ b/gcc/tree-ssa-loop-prefetch.cc
@@ -2104,7 +2104,7 @@ pass_loop_prefetch::execute (function *fun)
       if (!warned)
        {
          warning (OPT_Wdisabled_optimization,
-                  "%<l1-cache-size%> parameter is not a power of two %d",
+                  "%<l1-cache-size%> parameter is not a power of two: %d",
                   PREFETCH_BLOCK);
          warned = true;
        }
-- 
2.26.3