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-dllimport=defaultLibsOnly: Avoid -linkonce-templates requirement (#3816)

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Via a sorts-of '-linkonce-templates light', only defining all *data*
symbols instantiated from druntime/Phobos templates in each
referencing CU.
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Martin Kinkelin 2021-09-11 04:53:21 +02:00 • committed by GitHub
parent d9b2c936c9
commit 16b9eab374
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9 changed files with 35 additions and 34 deletions
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4
driver/cl_options.cpp
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@ -80,9 +80,7 @@ cl::opt<DLLImport, true> dllimport(
"None (default with -link-defaultlib-shared=false)"),
clEnumValN(DLLImport::defaultLibsOnly, "defaultLibsOnly",
"Only druntime/Phobos symbols (default with "
"-link-defaultlib-shared and -fvisibility=hidden). May "
"likely need to be coupled with -linkonce-templates to "
"overcome linker errors wrt. instantiated symbols."),
"-link-defaultlib-shared and -fvisibility=hidden)."),
clEnumValN(DLLImport::all, "all",
"All (default with -link-defaultlib-shared and "
"-fvisibility=public)")));