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Web: Workaround Emscripten 3.1.42+ LTO regression

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Fixes #80010.

(cherry picked from commit b064008c07)
This commit is contained in:
Rémi Verschelde
2023-09-05 14:56:53 +02:00
parent d20dfcfe79
commit 86b409f067
1 changed files with 6 additions and 0 deletions
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6
platform/javascript/detect.py
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@@ -108,6 +108,12 @@ def configure(env):
env.Append(CCFLAGS=["-flto=full"]) env.Append(CCFLAGS=["-flto=full"])
env.Append(LINKFLAGS=["-flto=full"]) env.Append(LINKFLAGS=["-flto=full"])
if env["use_thinlto"] or env["use_lto"]:
# Workaround https://github.com/emscripten-core/emscripten/issues/19781.
cc_semver = tuple(get_compiler_version(env))
if cc_semver >= (3, 1, 42):
env.Append(LINKFLAGS=["-Wl,-u,scalbnf"])
# Sanitizers # Sanitizers
if env["use_ubsan"]: if env["use_ubsan"]:
env.Append(CCFLAGS=["-fsanitize=undefined"]) env.Append(CCFLAGS=["-fsanitize=undefined"])