Allow to build PCH's (with -building-pch-with-obj and the extra .o file) with -fmodules-codegen -fmodules-debuginfo to allow emitting shared code into the extra .o file, similarly to how it works with modules. A bit of a misnomer, but the underlying functionality is the same. This saves up to 20% of build time here. The patch is fairly simple, it basically just duplicates -fmodules checks to also alternatively check -building-pch-with-obj. This already got committed ascbc9d22e49, but then got reverted in7ea9a6e022because of PR44953, as discussed in D74846. This is a corrected version which does not include two places for the PCH case that aren't included in the modules -fmodules-codegen path either. Differential Revision: https://reviews.llvm.org/D69778
8 lines
72 B
C
8 lines
72 B
C
#ifndef FOO_H
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#define FOO_H
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struct foo {
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};
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inline void f1() {
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}
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#endif
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