[Clang][PowerPC] Clang does not define soft float macros with `-msoft-float`

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[Clang][PowerPC] Clang does not define soft float macros with `-msoft-float` #105972

Closed alexrp closed 1 month ago

alexrp commented 2 months ago

GCC defines at least _SOFT_FLOAT, _SOFT_DOUBLE, and __NO_FPRS__. Clang not defining these makes it impossible to build musl for PowerPC in soft float mode, for example.

llvmbot commented 2 months ago

@llvm/issue-subscribers-backend-powerpc

Author: Alex Rønne Petersen (alexrp)

GCC defines at least `_SOFT_FLOAT`, `_SOFT_DOUBLE`, and `__NO_FPRS__`. Clang not defining these makes it impossible to build musl for PowerPC in soft float mode, for example.

llvmbot commented 2 months ago

@llvm/issue-subscribers-clang-driver

Author: Alex Rønne Petersen (alexrp)

GCC defines at least `_SOFT_FLOAT`, `_SOFT_DOUBLE`, and `__NO_FPRS__`. Clang not defining these makes it impossible to build musl for PowerPC in soft float mode, for example.