Merge pull request #79 from peter-urban/fix_iso_forbits_assigning_str… #25

Job	Run time
libstatic gcc ubuntu-latest -Dforce-cpp=enabled	10s
libstatic gcc ubuntu-latest	10s
libstatic clang macos-latest -Dforce-cpp=enabled	18s
libstatic clang macos-latest	15s
libstatic cl windows-latest	1m 36s
libstatic clang-cl windows-latest	2m 34s
libshared gcc ubuntu-latest -Dforce-cpp=enabled	11s
libshared gcc ubuntu-latest	23s
libshared clang macos-latest -Dforce-cpp=enabled	16s
libshared clang macos-latest	14s
libshared cl windows-latest	54s
libshared clang-cl windows-latest	2m 28s
	9m 29s

Provide feedback