Merge pull request #69609 from akien-mga/windows-msvc-debug-crt-opt-in
Windows: Make MSVC debug CRT opt-in (`debug_crt=yes`)
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commit
e742354b84
1 changed files with 2 additions and 1 deletions
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@ -188,6 +188,7 @@ def get_opts():
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BoolVariable("use_llvm", "Use the LLVM compiler", False),
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BoolVariable("use_static_cpp", "Link MinGW/MSVC C++ runtime libraries statically", True),
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BoolVariable("use_asan", "Use address sanitizer (ASAN)", False),
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BoolVariable("debug_crt", "Compile with MSVC's debug CRT (/MDd)", False),
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]
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@ -339,7 +340,7 @@ def configure_msvc(env, vcvars_msvc_config):
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## Compile/link flags
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if env["optimize"] in ["debug", "none"]:
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if env["debug_crt"]:
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# Always use dynamic runtime, static debug CRT breaks thread_local.
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env.AppendUnique(CCFLAGS=["/MDd"])
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else:
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