Unpin compiler-builtins

Author: antoyo

Cargo.lock

@@ -6,9 +6,7 @@ resolver = "2"
 
 [dependencies]
 core = { path = "./sysroot_src/library/core" }
-# TODO: after the sync, revert to using version 0.1.
-# compiler_builtins = "0.1"
-compiler_builtins = "=0.1.109"
+compiler_builtins = "0.1"
 alloc = { path = "./sysroot_src/library/alloc" }
 std = { path = "./sysroot_src/library/std", features = ["panic_unwind", "backtrace"] }
 test = { path = "./sysroot_src/library/test" }

build_system/build_sysroot/Cargo.lock

@@ -241,9 +241,7 @@ impl<'gcc, 'tcx> CodegenCx<'gcc, 'tcx> {
             "expf",
             "exp",
             "exp2f",
-            "exp2",
             "logf",
-            "log",
             "log10f",
             "log10",
             "log2f",