Revert of [wasm] Fix I32ReinterpretF32 and I64ReinterpretF64 on ia32.

test/cctest/wasm/test-run-wasm.cc

Index: test/cctest/wasm/test-run-wasm.cc
diff --git a/test/cctest/wasm/test-run-wasm.cc b/test/cctest/wasm/test-run-wasm.cc
index 5cc6b5a42514629c6d867d09b3575e625fe379a4..a5f7ddec2b7833e12659842f6add1e06a4372d7c 100644
--- a/test/cctest/wasm/test-run-wasm.cc
+++ b/test/cctest/wasm/test-run-wasm.cc
@@ -1048,16 +1048,6 @@
   }
 }
 
-WASM_EXEC_TEST(SignallingNanSurvivesI32ReinterpretF32) {
-  WasmRunner<int32_t> r(execution_mode);
-
-  BUILD(r, WASM_I32_REINTERPRET_F32(
-               WASM_SEQ(kExprF32Const, 0x00, 0x00, 0xa0, 0x7f)));
-
-  // This is a signalling nan.
-  CHECK_EQ(0x7fa00000, r.Call());
-}
-
 WASM_EXEC_TEST_WITH_TRAP(LoadMaxUint32Offset) {
   WasmRunner<int32_t> r(execution_mode);
   r.module().AddMemoryElems<int32_t>(8);