Fails to compile with LLVM 20 #583
Description
Building 6b2d6bd with LLVM 20 causes this error:
libc-top-half/musl/src/string/memmove.c:12:10: error: use of undeclared identifier 'BULK_MEMORY_THRESHOLD'
libc-top-half/musl/src/string/memset.c:7:10: error: use of undeclared identifier 'BULK_MEMORY_THRESHOLD'
12 | if (n > BULK_MEMORY_THRESHO LD)
| ^
Warning: supplying the --target wasm32-wasi != wasm32-unknown-wasi argument to a nix-wrapped compiler may not work correctly - cc-wrapper is currently not designed with multi-target compilers in mind. You may want to use an un-wrapped compiler instead.
Warning: supplying the --target wasm32-wasi != wasm32-unknown-wasi argument to a nix-wrapped compiler may not work correctly - cc-wrapper is currently not designed with multi-target compilers in mind. You may want to use an un-wrapped compiler instead.
7 | if (n > BULK_MEMORY_THRESclangHOLD)
| ^
: wasm32-unknown-wasi-clang -O2 -DNDEBUG --target=wasm32-wasi -fno-trapping-math -Wall -Wextra -Wno-null-pointer-arithmetic -Wno-unused-parameter -Wno-sign-compare -Wno-unused-variable -Wno-unused-function -Wno-ignored-attributes -Wno-missing-braces -Wno-ignored-pragmas -Wno-unused-but-set-variable -Wno-unknown-warning-option -mthread-model single -Ilibc-bottom-half/cloudlibc/src -isystem "/nix/store/92h4yb60vdrnwivv2zx58ir87687isgi-wasilibc-static-wasm32-unknown-wasi-25-unstable-2025-05-13-dev/include" -Ilibc-top-half/musl/src/include -Ilibc-top-half/musl/src/internal -Ilibc-top-half/musl/arch/wasm32 -Ilibc-top-half/musl/arch/generic -Ilibc-top-half/headers/private -Wno-parentheses -Wno-shift-op-parentheses -Wno-bitwise-op-parentheses -Wno-logical-op-parentheses -Wno-string-plus-int -Wno-dangling-else -Wno-unknown-pragmas -MD -MP -o build/wasm32-wasi/libc-top-half/musl/src/string/wcsncat.o -c libc-top-half/musl/src/string/wcsncat.c
warning: argument unused during compilation: '-rtlib=compiler-rt' [-Wunused-command-line-argument]
Warning: supplying the --target wasm32-wasi != wasm32-unknown-wasi argument to a nix-wrapped compiler may not work correctly - cc-wrapper is currently not designed with multi-target compilers in mind. You may want to use an un-wrapped compiler instead.
clang: warning: argument unused during compilation: '-rtlib=compiler-rt' [-Wunused-command-line-argument]
Warning: supplying the --target wasm32-wasi != wasm32-unknown-wasi argument to a nix-wrapped compiler may not work correctly - cc-wrapper is currently not designed with multi-target compilers in mind. You may want to use an un-wrapped compiler instead.
Warning: supplying the --target wasm32-wasi != wasm32-unknown-wasi argument to a nix-wrapped compiler may not work correctly - cc-wrapper is currently not designed with multi-target compilers in mind. You may want to use an un-wrapped compiler instead.
clang1 error generated.
: warning: argument unused during compilation: '-rtlib=compiler-rt' [-Wunused-command-line-argument]
Warning: supplying the --target wasm32-wasi != wasm32-unknown-wasi argument to a nix-wrapped compiler may not work correctly - cc-wrapper is currently not designed with multi-target compilers in mind. You may want to use an un-wrapped compiler instead.
1 error generated.
libc-top-half/musl/src/string/memcpy.c:8:10: error: use of undeclared identifier 'BULK_MEMORY_THRESHOLD'
wasm32-unknown-wasi-clang -O2 -DNDEBUG --target=wasm32-wasi -fno-trapping-math -Wall -Wextra -Wno-null-pointer-arithmetic -Wno-unused-parameter -Wno-sign-compare -Wno-unused-variable -Wno-unused-function -Wno-ignored-attributes -Wno-missing-braces -Wno-ignored-pragmas -Wno-unused-but-set-variable -Wno-unknown-warning-option -mthread-model single -Ilibc-bottom-half/cloudlibc/src -isystem "/nix/store/92h4yb60vdrnwivv2zx58ir87687isgi-wasilibc-static-wasm32-unknown-wasi-25-unstable-2025-05-13-dev/include" -Ilibc-top-half/musl/src/include -Ilibc-top-half/musl/src/internal -Ilibc-top-half/musl/arch/wasm32 -Ilibc-top-half/musl/arch/generic -Ilibc-top-half/headers/private -Wno-parentheses -Wno-shift-op-parentheses -Wno-bitwise-op-parentheses -Wno-logical-op-parentheses -Wno-string-plus-int -Wno-dangling-else -Wno-unknown-pragmas -MD -MP -o build/wasm32-wasi/libc-top-half/musl/src/string/wcsncmp.o -c libc-top-half/musl/src/string/wcsncmp.c
8 | if (n > BULK_MEMORY_THRESHOLD)
| ^