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* [PATCH] config: compiler support check for machine arch flags
@ 2023-10-25 14:17 Sivaprasad Tummala
  2023-10-25 14:29 ` Bruce Richardson
  2023-10-26 18:13 ` [PATCH v2] config: verify machine arch flag Sivaprasad Tummala
  0 siblings, 2 replies; 4+ messages in thread
From: Sivaprasad Tummala @ 2023-10-25 14:17 UTC (permalink / raw)
  To: bruce.richardson; +Cc: david.marchand, dev, ferruh.yigit, neerav.parikh, thomas

Added additional checks for compiler support of specific cpu arch
flags to fix incorrect error reporting.

Without this patch, meson build reports '__SSE4_2__' not defined
error for x86 builds when the compiler does not support the specified
cpu_instruction_set (or) machine argument.

Signed-off-by: Sivaprasad Tummala <sivaprasad.tummala@amd.com>
---
 config/meson.build | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/config/meson.build b/config/meson.build
index d56b0f9bce..e776870def 100644
--- a/config/meson.build
+++ b/config/meson.build
@@ -159,8 +159,13 @@ if not is_ms_compiler
     if host_machine.cpu_family().startswith('ppc')
         machine_args += '-mcpu=' + cpu_instruction_set
         machine_args += '-mtune=' + cpu_instruction_set
+        compiler_arch_support = cc.has_argument('-mcpu=' + cpu_instruction_set)
     else
         machine_args += '-march=' + cpu_instruction_set
+        compiler_arch_support = cc.has_argument('-march=' + cpu_instruction_set)
+    endif
+    if not compiler_arch_support
+        error('Compiler does not support "@0@" arch flag.'.format(cpu_instruction_set))
     endif
 endif
 
-- 
2.34.1


^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2023-11-06 14:25 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2023-10-25 14:17 [PATCH] config: compiler support check for machine arch flags Sivaprasad Tummala
2023-10-25 14:29 ` Bruce Richardson
2023-10-26 18:13 ` [PATCH v2] config: verify machine arch flag Sivaprasad Tummala
2023-11-06 14:25   ` Thomas Monjalon

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