Revert "[FPEnv][X86] Platform-specific builtin constrained FP enablement"
This reverts commit 208470dd5d0a46bc3c24b66489b687eda4954262.
error: unable to create target: 'No available targets are compatible with triple "x86_64-apple-darwin"'
This happens on clang-hexagon-elf, clang-cmake-armv7-quick, and
If anyone has any suggestions on why then I'm all ears.
Differential Revision: https://reviews.llvm.org/D73570
Revert "[FPEnv][X86] Speculative fix for failures introduced by eda495426."
This reverts commit 80e17e5fcc09dc5baa940022e6988fcb08c5d92d.
The speculative fix didn't solve the test failures on Hexagon, ARMv6, and