diff --git a/simde/arm/neon/cvt_n.h b/simde/arm/neon/cvt_n.h
index 23b7f3dfd..574a0ec22 100644
--- a/simde/arm/neon/cvt_n.h
+++ b/simde/arm/neon/cvt_n.h
@@ -766,7 +766,6 @@ simde_vcvt_n_f64_u64(simde_uint64x1_t a, const int n)
   #define vcvt_n_f64_u64(a, n) simde_vcvt_n_f64_u64((a), (n))
 #endif
 
-/* Eric: Skip this function since it will trigger a compiler error when using i686-linux-gnu-g++-11.
 SIMDE_FUNCTION_ATTRIBUTES
 simde_float64x2_t
 simde_vcvtq_n_f64_u64(simde_uint64x2_t a, const int n)
@@ -788,7 +787,6 @@ simde_vcvtq_n_f64_u64(simde_uint64x2_t a, const int n)
   #undef vcvtq_n_f64_u64
   #define vcvtq_n_f64_u64(a, n) simde_vcvtq_n_f64_u64((a), (n))
 #endif
-*/
 
 SIMDE_FUNCTION_ATTRIBUTES
 simde_float64x1_t
diff --git a/simde/arm/neon/mla_lane.h b/simde/arm/neon/mla_lane.h
index 755e65407..ad383d473 100644
--- a/simde/arm/neon/mla_lane.h
+++ b/simde/arm/neon/mla_lane.h
@@ -55,7 +55,6 @@ SIMDE_BEGIN_DECLS_
   #define vmla_laneq_f32(a, b, v, lane) simde_vmla_laneq_f32((a), (b), (v), (lane))
 #endif
 
-/* Eric: Skip this function since it will trigger a compiler error when using i686-linux-gnu-g++-11.
 #if defined(SIMDE_ARM_NEON_A64V8_NATIVE)
   #define simde_vmlaq_laneq_f32(a, b, v, lane) vmlaq_laneq_f32((a), (b), (v), (lane))
 #else
@@ -65,7 +64,6 @@ SIMDE_BEGIN_DECLS_
   #undef vmlaq_laneq_f32
   #define vmlaq_laneq_f32(a, b, v, lane) simde_vmlaq_laneq_f32((a), (b), (v), (lane))
 #endif
-*/
 
 #if defined(SIMDE_ARM_NEON_A32V7_NATIVE)
   #define simde_vmla_lane_s16(a, b, v, lane) vmla_lane_s16((a), (b), (v), (lane))
diff --git a/test/arm/neon/cvt_n.c b/test/arm/neon/cvt_n.c
index b17a34ae1..d5dee4f59 100644
--- a/test/arm/neon/cvt_n.c
+++ b/test/arm/neon/cvt_n.c
@@ -2953,7 +2953,6 @@ test_simde_vcvt_n_f64_u64 (SIMDE_MUNIT_TEST_ARGS) {
 #endif
 }
 
-/* Eric: Skip this function since it will trigger a compiler error when using i686-linux-gnu-g++-11.
 static int
 test_simde_vcvtq_n_f64_u64 (SIMDE_MUNIT_TEST_ARGS) {
 #if 1
@@ -3023,7 +3022,6 @@ test_simde_vcvtq_n_f64_u64 (SIMDE_MUNIT_TEST_ARGS) {
   return 1;
 #endif
 }
-*/
 
 static int
 test_simde_vcvt_n_f64_s64 (SIMDE_MUNIT_TEST_ARGS) {
@@ -3323,7 +3321,7 @@ SIMDE_TEST_FUNC_LIST_ENTRY(vcvtq_n_f16_u16)
 SIMDE_TEST_FUNC_LIST_ENTRY(vcvtq_n_f32_s32)
 SIMDE_TEST_FUNC_LIST_ENTRY(vcvtq_n_f32_u32)
 SIMDE_TEST_FUNC_LIST_ENTRY(vcvtq_n_f64_s64)
-//SIMDE_TEST_FUNC_LIST_ENTRY(vcvtq_n_f64_u64)
+SIMDE_TEST_FUNC_LIST_ENTRY(vcvtq_n_f64_u64)
 
 SIMDE_TEST_FUNC_LIST_ENTRY(vcvtq_n_s16_f16)
 SIMDE_TEST_FUNC_LIST_ENTRY(vcvtq_n_s32_f32)
diff --git a/test/arm/neon/meson.build b/test/arm/neon/meson.build
index ca5b77611..00e6d6ecf 100644
--- a/test/arm/neon/meson.build
+++ b/test/arm/neon/meson.build
@@ -1,4 +1,9 @@
 simde_test_arm_neon_sources = []
+# Disable the Intel FPU with 80-bit precision.
+disable_fpu_flags = []
+if (host_machine.cpu() == 'prescott') or (host_machine.cpu().endswith('86') and host_machine.cpu().startswith('i'))
+  disable_fpu_flags += '-ffloat-store'
+endif
 foreach name : simde_neon_families
   if (name != 'ld3') and (name != 'ld4') and (name != 'st1') and (name != 'ld1')
     foreach lang : ['c', 'cpp']
@@ -15,8 +20,8 @@ foreach name : simde_neon_families
         endif
 
         x = executable(name + '-' + emul +  '-' + lang, source_file,
-            c_args: simde_c_args + simde_c_defs + simde_native_c_flags + extra_flags,
-            cpp_args: simde_c_args + simde_c_defs + simde_native_c_flags + extra_flags,
+            c_args: simde_c_args + simde_c_defs + simde_native_c_flags + extra_flags + disable_fpu_flags,
+            cpp_args: simde_c_args + simde_c_defs + simde_native_c_flags + extra_flags + disable_fpu_flags,
             include_directories: simde_include_dir,
             dependencies: simde_deps)
 
diff --git a/test/arm/neon/mla_lane.c b/test/arm/neon/mla_lane.c
index d21b298a9..12b8bc1c5 100644
--- a/test/arm/neon/mla_lane.c
+++ b/test/arm/neon/mla_lane.c
@@ -1279,7 +1279,6 @@ test_simde_vmlaq_lane_u32 (SIMDE_MUNIT_TEST_ARGS) {
 #endif
 }
 
-/* Eric: Skip this function since it will trigger a compiler error when using i686-linux-gnu-g++-11.
 static int
 test_simde_vmlaq_laneq_f32 (SIMDE_MUNIT_TEST_ARGS) {
   static const struct {
@@ -1349,7 +1348,6 @@ test_simde_vmlaq_laneq_f32 (SIMDE_MUNIT_TEST_ARGS) {
 
   return 0;
 }
-*/
 
 static int
 test_simde_vmlaq_laneq_s16 (SIMDE_MUNIT_TEST_ARGS) {
@@ -1722,7 +1720,7 @@ SIMDE_TEST_FUNC_LIST_ENTRY(vmlaq_lane_s32)
 SIMDE_TEST_FUNC_LIST_ENTRY(vmlaq_lane_u16)
 SIMDE_TEST_FUNC_LIST_ENTRY(vmlaq_lane_u32)
 
-//SIMDE_TEST_FUNC_LIST_ENTRY(vmlaq_laneq_f32)
+SIMDE_TEST_FUNC_LIST_ENTRY(vmlaq_laneq_f32)
 SIMDE_TEST_FUNC_LIST_ENTRY(vmlaq_laneq_s16)
 SIMDE_TEST_FUNC_LIST_ENTRY(vmlaq_laneq_s32)
 SIMDE_TEST_FUNC_LIST_ENTRY(vmlaq_laneq_u16)