From 07818dac6acc7a805548be4b605320dd27de126c Mon Sep 17 00:00:00 2001
From: Nirbheek Chauhan <nirbheek@centricular.com>
Date: Tue, 12 Mar 2019 17:56:44 +0530
Subject: compilers: Try harder to dedup builtin libs

Compiler internal libs should always be de-duplicated, no matter what.

Closes https://github.com/mesonbuild/meson/issues/2150

Test case is by Bruce Richardson in the issue.
---
 mesonbuild/compilers/c.py | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

(limited to 'mesonbuild/compilers/c.py')

diff --git a/mesonbuild/compilers/c.py b/mesonbuild/compilers/c.py
index d4626d6..d4d6f66 100644
--- a/mesonbuild/compilers/c.py
+++ b/mesonbuild/compilers/c.py
@@ -35,6 +35,7 @@ from .compilers import (
     get_largefile_args,
     gnu_winlibs,
     msvc_winlibs,
+    unixy_compiler_internal_libs,
     vs32_instruction_set_args,
     vs64_instruction_set_args,
     ArmCompiler,
@@ -52,8 +53,6 @@ from .compilers import (
     CcrxCompiler,
 )
 
-gnu_compiler_internal_libs = ('m', 'c', 'pthread', 'dl', 'rt')
-
 
 class CCompiler(Compiler):
     # TODO: Replace this manual cache with functools.lru_cache
@@ -61,7 +60,7 @@ class CCompiler(Compiler):
     program_dirs_cache = {}
     find_library_cache = {}
     find_framework_cache = {}
-    internal_libs = gnu_compiler_internal_libs
+    internal_libs = unixy_compiler_internal_libs
 
     @staticmethod
     def attribute_check_func(name):
@@ -1375,7 +1374,7 @@ class IntelCCompiler(IntelCompiler, CCompiler):
 class VisualStudioCCompiler(CCompiler):
     std_warn_args = ['/W3']
     std_opt_args = ['/O2']
-    ignore_libs = gnu_compiler_internal_libs
+    ignore_libs = unixy_compiler_internal_libs
     internal_libs = ()
 
     crt_args = {'none': [],
-- 
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