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alignasof tests: Fix GCC warning (regression 2023-01-15)


From: Bruno Haible
Subject: alignasof tests: Fix GCC warning (regression 2023-01-15)
Date: Sat, 21 Jan 2023 10:03:22 +0100

On platforms with GCC 5.5.0 or 11.3.0, I see this compilation warning:

../../gltests/test-stdalign.c:38:0: warning: "alignas" redefined

This patch fixes it.


2023-01-21  Bruno Haible  <bruno@clisp.org>

        alignasof tests: Fix GCC warning (regression 2023-01-15).
        * tests/test-stdalign.c (alignas): Undefine before redefine.

diff --git a/tests/test-stdalign.c b/tests/test-stdalign.c
index c974ca8371..85008e62e4 100644
--- a/tests/test-stdalign.c
+++ b/tests/test-stdalign.c
@@ -35,6 +35,7 @@ typedef struct { char a[4]; } struct4;
    limit the test to 8 for now.  */
 # define TEST_ALIGNMENT 8
 #else
+# undef alignas
 # define alignas(alignment)
 # define TEST_ALIGNMENT 1
 #endif






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