[PATCH][OBVIOUS] Fix wrong escaping of brackets (PR testsuite/90564).

[Martin Liška]

Hi.

The patch fixes couple of tests that I've just tested on ppc64le-linux-gnu.

I'm going to install the patch.
Thanks,
Martin

gcc/testsuite/ChangeLog:

2019-05-22  Martin Liska  <mli...@suse.cz>

        PR testsuite/90564
        * gcc.target/powerpc/pr80315-1.c: Add one extra \ to escape
        brackets.
        * gcc.target/powerpc/pr80315-2.c: Likewise.
        * gcc.target/powerpc/pr80315-3.c: Likewise.
        * gcc.target/powerpc/pr80315-4.c: Likewise.
---
 gcc/testsuite/gcc.target/powerpc/pr80315-1.c | 2 +-
 gcc/testsuite/gcc.target/powerpc/pr80315-2.c | 2 +-
 gcc/testsuite/gcc.target/powerpc/pr80315-3.c | 2 +-
 gcc/testsuite/gcc.target/powerpc/pr80315-4.c | 2 +-
 4 files changed, 4 insertions(+), 4 deletions(-)



diff --git a/gcc/testsuite/gcc.target/powerpc/pr80315-1.c b/gcc/testsuite/gcc.target/powerpc/pr80315-1.c
index 2f670a0c6c7..87b69a6a5d5 100644
--- a/gcc/testsuite/gcc.target/powerpc/pr80315-1.c
+++ b/gcc/testsuite/gcc.target/powerpc/pr80315-1.c
@@ -10,6 +10,6 @@ main()
   int mask;
 
   /* Argument 2 must be 0 or 1.  Argument 3 must be in range 0..15.  */
-  res = __builtin_crypto_vshasigmaw (test, 1, 0xff); /* { dg-error "argument 3 must be in the range \\[0, 15\\]" } */
+  res = __builtin_crypto_vshasigmaw (test, 1, 0xff); /* { dg-error "argument 3 must be in the range \\\[0, 15\\\]" } */
   return 0;
 }
diff --git a/gcc/testsuite/gcc.target/powerpc/pr80315-2.c b/gcc/testsuite/gcc.target/powerpc/pr80315-2.c
index e95187e2179..d2de5fd5a47 100644
--- a/gcc/testsuite/gcc.target/powerpc/pr80315-2.c
+++ b/gcc/testsuite/gcc.target/powerpc/pr80315-2.c
@@ -10,6 +10,6 @@ main ()
   int mask;
 
   /* Argument 2 must be 0 or 1.  Argument 3 must be in range 0..15.  */
-  res = __builtin_crypto_vshasigmad (test, 1, 0xff); /* { dg-error "argument 3 must be in the range \\[0, 15\\]" } */
+  res = __builtin_crypto_vshasigmad (test, 1, 0xff); /* { dg-error "argument 3 must be in the range \\\[0, 15\\\]" } */
   return 0;
 }
diff --git a/gcc/testsuite/gcc.target/powerpc/pr80315-3.c b/gcc/testsuite/gcc.target/powerpc/pr80315-3.c
index f1a782663a1..025fdbdf767 100644
--- a/gcc/testsuite/gcc.target/powerpc/pr80315-3.c
+++ b/gcc/testsuite/gcc.target/powerpc/pr80315-3.c
@@ -12,6 +12,6 @@ main ()
   int mask;
 
   /* Argument 2 must be 0 or 1.  Argument 3 must be in range 0..15.  */
-  res = vec_shasigma_be (test, 1, 0xff); /* { dg-error "argument 3 must be in the range \\[0, 15\\]" } */
+  res = vec_shasigma_be (test, 1, 0xff); /* { dg-error "argument 3 must be in the range \\\[0, 15\\\]" } */
   return res;
 }
diff --git a/gcc/testsuite/gcc.target/powerpc/pr80315-4.c b/gcc/testsuite/gcc.target/powerpc/pr80315-4.c
index 66a3efce9c5..d9f7b8dc202 100644
--- a/gcc/testsuite/gcc.target/powerpc/pr80315-4.c
+++ b/gcc/testsuite/gcc.target/powerpc/pr80315-4.c
@@ -12,6 +12,6 @@ main ()
   int mask;
 
   /* Argument 2 must be 0 or 1.  Argument 3 must be in range 0..15.  */
-  res = vec_shasigma_be (test, 1, 0xff); /* { dg-error "argument 3 must be in the range \\[0, 15\\]" } */
+  res = vec_shasigma_be (test, 1, 0xff); /* { dg-error "argument 3 must be in the range \\\[0, 15\\\]" } */
   return res;
 }