From: Rusty Russell <rusty@rustcorp.com.au>
Date: Tue, 11 Jun 2019 04:53:52 +0000 (+0930)
Subject: configurator: detect __builtin_cpu_supports.
X-Git-Url: http://git.ozlabs.org/?p=ccan;a=commitdiff_plain;h=0bfaf906c83acf8c68984b505fce1bd9c67c2638

configurator: detect __builtin_cpu_supports.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
---

diff --git a/tools/configurator/configurator.c b/tools/configurator/configurator.c
index f15f3448..d676b882 100644
--- a/tools/configurator/configurator.c
+++ b/tools/configurator/configurator.c
@@ -488,6 +488,13 @@ static const struct test base_tests[] = {
 	  "	return worked ? 0 : 1;\n"
 	  "}\n"
 	},
+	{ "HAVE_BUILTIN_CPU_SUPPORTS", "__builtin_cpu_supports()",
+	  "DEFINES_FUNC", NULL, NULL,
+	  "#include <stdbool.h>\n"
+	  "static bool func(void) {\n"
+	  "	return __builtin_cpu_supports(\"mmx\");\n"
+	  "}"
+	},
 };
 
 static void c12r_err(int eval, const char *fmt, ...)