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Cherrypick [3773934e91c20ca243] into trunk.

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FossilOrigin-Name: 50cf4300a6a92302010fa4a7662db82bf55180a4930771f0d3c07e558bc87e7d
This commit is contained in:
stephan
2023-01-27 17:19:30 +00:00
parent 9dc093d095
commit cf73cb2fbc
3 changed files with 22 additions and 9 deletions
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16
ext/wasm/GNUmakefile
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@ -50,6 +50,13 @@ emcc.bin ?= $(word 1,$(wildcard $(EMSDK_HOME)/upstream/emscripten/emcc) $(shell
ifeq (,$(emcc.bin))
$(error Cannot find emcc.)
endif
emcc.version := $(shell "$(emcc.bin)" --version | sed -n 1p \
| sed -e 's/^.* \([3-9][^ ]*\) .*$$/\1/;')
ifeq (,$(emcc.version))
$(warning Cannot determine emcc version. This might unduly impact build flags.)
else
$(info using emcc version [$(emcc.version)])
endif
wasm-strip ?= $(shell which wasm-strip 2>/dev/null)
ifeq (,$(filter clean,$(MAKECMDGOALS)))
@ -477,7 +484,6 @@ emcc.cflags :=
emcc.cflags += -std=c99 -fPIC
# -------------^^^^^^^^ we need c99 for $(sqlite3-wasm.c).
emcc.cflags += -I. -I$(dir.top)
########################################################################
# emcc flags specific to building .js/.wasm files...
emcc.jsflags := -fPIC
@ -485,7 +491,6 @@ emcc.jsflags += --minify 0
emcc.jsflags += --no-entry
emcc.jsflags += -sWASM_BIGINT=$(emcc.WASM_BIGINT)
emcc.jsflags += -sMODULARIZE
emcc.jsflags += -sSTRICT_JS
emcc.jsflags += -sDYNAMIC_EXECUTION=0
emcc.jsflags += -sNO_POLYFILL
emcc.jsflags += -sEXPORTED_FUNCTIONS=@$(EXPORTED_FUNCTIONS.api)
@ -495,6 +500,13 @@ emcc.exportedRuntimeMethods := \
emcc.jsflags += $(emcc.exportedRuntimeMethods)
emcc.jsflags += -sUSE_CLOSURE_COMPILER=0
emcc.jsflags += -sIMPORTED_MEMORY
ifeq (3.1.31,$(emcc.version))
emcc.jsflags += -sSTRICT_JS=0
$(warning Disabling -sSTRICT_JS for emcc $(emcc.version): \
https://github.com/emscripten-core/emscripten/issues/18610)
else
emcc.jsflags += -sSTRICT_JS=1
endif
emcc.environment := -sENVIRONMENT=web,worker
########################################################################
# -sINITIAL_MEMORY: How much memory we need to start with is governed