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win32/Makefile: update compilation flags for Visual C++ #22664

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3 changes: 1 addition & 2 deletions win32/GNUmakefile
Original file line number Diff line number Diff line change
Expand Up @@ -697,8 +697,7 @@ EXTRACFLAGS += -MDd

else
# Enable Whole Program Optimizations (WPO) and Link Time Code Generation (LTCG).
# -O1 yields smaller code, which turns out to be faster than -O2 on x86 and x64
OPTIMIZE = -O1 -Zi -GL
OPTIMIZE = -O2 -Zi -GL -Gw
# we enable debug symbols in release builds also
LINK_DBG = -debug -opt:ref,icf -ltcg
# you may want to enable this if you want COFF symbols in the executables
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3 changes: 1 addition & 2 deletions win32/Makefile
Original file line number Diff line number Diff line change
Expand Up @@ -455,8 +455,7 @@ DEFINES = $(DEFINES) -D_DEBUG -DDEBUGGING
EXTRACFLAGS = $(EXTRACFLAGS) -MDd
!ELSE
# Enable Whole Program Optimizations (WPO) and Link Time Code Generation (LTCG).
# -O1 yields smaller code, which turns out to be faster than -O2 on x86 and x64
OPTIMIZE = -O1 -Zi -GL
OPTIMIZE = -O2 -Zi -GL -Gw
# we enable debug symbols in release builds also
LINK_DBG = -debug -opt:ref,icf -ltcg
# you may want to enable this if you want COFF symbols in the executables
Expand Down