Change %fp-model expansion to allow using other models

Author: ayylol

sycl/test-e2e/Regression/optimization_level_debug_info_specopt.cpp

@@ -1,7 +1,6 @@
-// DEFINE: %{ffpflags} = %if cl_options %{/clang:-ffp-model=fast%} %else %{-ffp-model=fast%}
 // DEFINE: %{Oz} = %if cl_options %{/clang:-Oz%} %else %{-Oz%}
 // DEFINE: %{O} = %if cl_options %{/clang:-O%} %else %{-O%}
-// RUN: %{build} %debug_option %{ffpflags} -o %t.out
+// RUN: %{build} %debug_option %fp-model-fast -o %t.out
 // RUN: %{build} %debug_option -Os -o %t.out
 // RUN: %{build} %debug_option %{Oz} -o %t.out
 // RUN: %{build} %debug_option -Og -o %t.out

sycl/test-e2e/lit.cfg.py

@@ -358,7 +358,7 @@ def open_check_file(file_name):
     config.substitutions.append(("%fPIC", ""))
     config.substitutions.append(("%shared_lib", "/LD"))
     config.substitutions.append(("%no_opt", "/Od"))
-    config.substitutions.append(("%fp-model-precise", "/fp:precise"))
+    config.substitutions.append(("%fp-model-", "/fp:"))
 else:
     config.substitutions.append(
         (
@@ -384,7 +384,7 @@ def open_check_file(file_name):
     )
     config.substitutions.append(("%shared_lib", "-shared"))
     config.substitutions.append(("%no_opt", "-O0"))
-    config.substitutions.append(("%fp-model-precise", "-ffp-model=precise"))
+    config.substitutions.append(("%fp-model-", "-ffp-model="))
 
 # Check if user passed verbose-print parameter, if yes, add VERBOSE_PRINT macro
 if "verbose-print" in lit_config.params: